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共检索到3221条 ,权限内显示50条;
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Data from: The program STRUCTURE does not reliably recover the correct population structure when sampling is uneven: sub-sampling and new estimators
- 负责人:
- DOI:
- doi:10.5061/dryad.2d4m9
- 摘要:
- ly well under various population models with even sampling between subpopulations, the robustness of the method to uneven sample size between subpopulations
![](http://agri.nais.net.cn/resources/front/images/source_91.jpg)
An evaluation of soil sampling methods in support of precision agriculture in Northeastern North Carolina
- 负责人:
- 关键词:
- Geographic Information Science and Technology precision agriculture soil sampling GIS North Carolina
- DOI:
- doi:10.25549/usctheses-c3-377297
- 摘要:
- . In this study, multiple precision agriculture grid and zone\u2010based soil sampling methods and procedures are utilized on a farm in northeastern North Carolin
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Data from: Detection of the endangered European weather loach (Misgurnus fossilis) via water and sediment samples: testing multiple eDNA workflows.
- 负责人:
- DOI:
- doi:10.5061/dryad.4xgxd256h
- 摘要:
- following eDNA water sampling protocols, which were not optimized for this species. Therefore, we created two full factorial study designs to test six different
![](http://agri.nais.net.cn/resources/front/images/source_91.jpg)
Data from: Sampling bias and the fossil record of planktonic foraminifera on land and in the deep sea
- 负责人:
- DOI:
- doi:10.5061/dryad.8ts3p
- 摘要:
- this approach ensures the taxonomic consistency and quality of the data being used, it takes no formal account of any sampling biases that might exist
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Data from: Estimating diversification rates on incompletely-sampled phylogenies: theoretical concerns and practical solutions
- 负责人:
- DOI:
- doi:10.5061/dryad.53q65vf
- 摘要:
- that incomplete sampling can lead to biased rate estimates, but the statistical properties of methods for accommodating incomplete sampling remain po
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Data from: Sensitivity of functional diversity metrics to sampling intensity
- 负责人:
- DOI:
- doi:10.5061/dryad.1fn46
- 摘要:
- reproducible results in functional biodiversity research, we recommend that thorough sampling designs are used to sample communities and that datasets originally
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Data from: Optimal soil carbon sampling designs to achieve cost-effectiveness: a case study in blue carbon ecosystems
- 负责人:
- DOI:
- doi:10.5061/dryad.qj472r2
- 摘要:
- (492 cores) to develop recommendations on the sampling effort required to achieve robust estimates of blue C. Using a broad-scale, spatially expli
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Data from: Making it last: storage time and temperature have differential impacts on metabolite profiles of airway samples from cystic fibrosis
- 负责人:
- DOI:
- doi:10.5061/dryad.qh100
- 摘要:
- Metabolites of human or microbial origin have the potential to be important biomarkers of disease state in cystic fibrosis (CF). Clinical sample collection
![](http://agri.nais.net.cn/resources/front/images/source_91.jpg)
Great Plains Population and Environment Data: Social and Demographic Data, 1870-2000 [United States];;Version 1
- 负责人:
- 关键词:
- DOI:
- doi:10.3886/icpsr04296.v1
- 摘要:
- and housing units in the United States, the following summarizes the sampling methodology used in the United States Population Census from 1870 to 2000
![](http://agri.nais.net.cn/resources/front/images/source_91.jpg)
Great Plains Population and Environment Data: Social and Demographic Data, 1870-2000 [United States];;Version 2
- 负责人:
- 关键词:
- DOI:
- doi:10.3886/icpsr04296.v2
- 摘要:
- and housing units in the United States, the following summarizes the sampling methodology used in the United States Population Census from 1870 to 2000